It’snottheflashiestcarintheworld.Notevenclose.Butthe1971VolkswagennamedHelioscandosomethingmostcarscan't:runonsolarenergy—energyfromthesun'slightandheat!JoshuaBechtold,14,andtheotherstudentsatt

It’snottheflashiestcarintheworld.Notevenclose.Butthe1971VolkswagennamedHelioscandosomethingmostcarscan't:runonsolarenergy—energyfromthesun'slightandheat!

JoshuaBechtold,14,andtheotherstudentsattheRiversideSchoolinLyndonville,Vermont,workedmanymonthstogetHeliosreadyforthe1999AmericanTourdeSol("Sol"istheLatinwordfor"sun").TheynamedtheircarafterHelios,thesungodinGreekmythology(神话).

The4-year-oldTourdeSolencouragestheuseof"green",orenvironmentallyfriendly,carstohelpreducepollutionandsaveenergy.It'snotarace.Carsarejudgedonfuelefficiency(耗油量)ratherthanspeed.Intheweek-longevent,44carstookthe350-miletourfromWaterbury,Connecticut,toLakeGeorge,NewYork.Ofthe23studentcars,Helioswastheonlyonebuiltbymiddleschoolstudents.AteacherdroveHelios,butthechildrentalkedwithpeoplewherevertheystoppedalongtheroad."Thatwasmyfavoritepart,"saysAnnaBrowne,15."Weexplainedhowthecarruns."Dueinparttoold,inefficientbatteries(电池),Heliosfinishedfourth—outoffour—initskind,thesun-poweredclass."Wewerethereforthefunofit,"Annasays."We'reproudofHelios,"saysArielGleicher,14."It'sacarthat'sgoodfortheenvironment."

1.WhatisspecialaboutthecarHeliosinthetext?

A.Itwasbuiltbymiddleschoolstudents.

B.Ithasanattractivedesign.

C.Itwasmadein1971.

D.Itwonthefourthprize.

2.Howmanysun-poweredcarstookpartintherace?

A.1.

B.4.

C.23.

D.44.

3.Whatwouldbethebesttitleforthetext?

A.TheMakingofHelios

B.1999AmericanTourdeSol

C.Sun-poweredCarsontheRoad

D.UseofGreenCarsinConnecticut

4.ThestudentsfeltproudofHeliosbecause

A.itcouldrunasfaras350miles

B.itwasfavoredbymanychildren

C.ithadhigh-qualitybatteries

D.itwasdrivenbycleanenergy